Diesel Data: Automotive Repair

Malfunction Indicator Lamp




MALFUNCTION INDICATOR LAMP

Component Function Check


1. CHECK MIL FUNCTION

1.Turn ignition switch ON.
2.Check that MIL lights up.
Is the inspection result normal?
YES- INSPECTION END
NO- Proceed to .


Diagnosis Procedure


1. CHECK DTC

Check that DTC UXXXX is not displayed.
Is the inspection result normal?
YES- GO TO 2.
NO- Perform trouble diagnosis for DTC UXXXX.

2. CHECK DTC WITH METER

Scan Tool Testing and Procedures.
Is the inspection result normal?
YES- GO TO 3.
NO- Perform trouble diagnosis for DTC indicated.

3. CHECK INTERMITTENT INCIDENT

Intermittent Incident.
Is the inspection result normal?
YES- Replace combination meter. Removal And Installation.
NO- Repair or replace error-detected parts.